84883809 has 8 divisors (see below), whose sum is σ = 116237440. Its totient is φ = 55059696.

The previous prime is 84883807. The next prime is 84883819. The reversal of 84883809 is 90838848.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 84883809 - 2¹ = 84883807 is a prime.

It is a super-2 number, since 2×84883809² = 14410522060696962, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84883807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 382249 + ... + 382470.

It is an arithmetic number, because the mean of its divisors is an integer number (14529680).

Almost surely, 2^84883809 is an apocalyptic number.

It is an amenable number.

84883809 is a deficient number, since it is larger than the sum of its proper divisors (31353631).

84883809 is a wasteful number, since it uses less digits than its factorization.

84883809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764759.

The product of its (nonzero) digits is 442368, while the sum is 48.

The square root of 84883809 is about 9213.2409607043. The cubic root of 84883809 is about 439.4825338853.

The spelling of 84883809 in words is "eighty-four million, eight hundred eighty-three thousand, eight hundred nine".